CN106363021A - Rolling method for 1500MPa-grade titanium alloy bars - Google Patents
Rolling method for 1500MPa-grade titanium alloy bars Download PDFInfo
- Publication number
- CN106363021A CN106363021A CN201610769497.2A CN201610769497A CN106363021A CN 106363021 A CN106363021 A CN 106363021A CN 201610769497 A CN201610769497 A CN 201610769497A CN 106363021 A CN106363021 A CN 106363021A
- Authority
- CN
- China
- Prior art keywords
- titanium alloy
- bar
- 1500mpa
- alloy rod
- bar stock
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 53
- 238000005096 rolling process Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 25
- 230000032683 aging Effects 0.000 claims abstract description 7
- 238000000227 grinding Methods 0.000 claims abstract description 7
- 238000003801 milling Methods 0.000 claims description 21
- 230000008520 organization Effects 0.000 claims description 8
- 238000005266 casting Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000006104 solid solution Substances 0.000 claims description 6
- 230000014759 maintenance of location Effects 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 238000004321 preservation Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910001040 Beta-titanium Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- -1 ferrous metals Chemical class 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/16—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
- C22F1/18—High-melting or refractory metals or alloys based thereon
- C22F1/183—High-melting or refractory metals or alloys based thereon of titanium or alloys based thereon
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Metal Rolling (AREA)
- Forging (AREA)
Abstract
The invention discloses a rolling method for 1500MPa-grade titanium alloy bars. The method includes the steps of 1, selecting Ti-6Al-4Mo-4Zr-2Sn-2Cr-1Fe-1Nb bar billets; 2, in the atmosphere, heating the bar billets selected in the step 1 through a heating furnace and carrying out heat preservation treatment on the bar billets; 3, placing the bar billets obtained after the treatment in the step 2 on an open-train mill and heating and rolling the bar billets to obtain finished bar billets; and 4, sequentially carrying out solution treatment and aging treatment on the finished bar billets rolled in the step 3 and finally carrying out straightening and grinding to obtain the finished titanium alloy bars. According to the rolling method for the 1500MPa-grade titanium alloy bars, the tensile strength of rolled high-strength titanium alloy is greater than 1500MPa, the ductility can reach 10%, and the percentage of area reduction can reach 30%.
Description
Technical field
The invention belongs to non-ferrous metals processing method and technology field is and in particular to a kind of 1500mpa level titanium alloy rod bar
Milling method.
Background technology
Because titanium alloy has higher specific strength, good corrosion resistance, and can be on active service at a higher temperature, by conduct
Aircraft structure design and the main material manufacturing.For realizing a large amount of losss of weight, increasing thrust-weight ratio, improve flight speed and continuation of the journey energy
The mesh ground of power, the nickel-base alloy of the steel of aircraft grid beam and electromotor manufacture is gradually replaced by titanium alloy.
With the development of Aeronautics and Astronautics technology, the alpha+beta titanium alloys for 1000mpa~1200mpa for the general tensile strength are not
Can meet the requirement of airplane design, and tensile strength reach 1400mpa about its design strength of titanium alloy such as β 21s, β-c will
Ask as 1300mpa, still steel alloy is being used in many parts of more than 1500mpa for military service intensity.Therefore, develop a kind of resisting
Tensile strength reaches 1600mpa, and the superhigh intensity titanium alloy designing use intensity in 1500mpa level is to China's Aeronautics and Astronautics cause
There are great progradations.
Content of the invention
It is an object of the invention to provide a kind of milling method of 1500mpa level titanium alloy rod bar, the high-strength titanium conjunction of rolling
Golden tensile strength can reach 10% and 30% respectively more than 1500mpa, simultaneously elongation percentage and the contraction percentage of area.
The technical solution adopted in the present invention is, a kind of milling method of 1500mpa level titanium alloy rod bar, specifically according to
Lower step is implemented:
Step 1, selection ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock;
Step 2, under air atmosphere, using in heating furnace heating stepses 1 select ti-6al-4mo-4zr-2sn-2cr-
1fe-1nb bar stock, and isothermal holding is carried out to it;
Step 3, will process through step 2 after the bar stock that obtains be positioned on open-train mill, heated be rolling to finished product
Bar stock;
Step 4, will roll through step 3 after finished product bar stock, successively through solid solution, Ageing Treatment, finally align grinding
To titanium alloy finished product bar, the titanium alloy finished product bar obtaining is nominal composition is ti-6al-4mo-4zr-2sn-2cr-1fe-
1nb, the small dimension titanium alloy rod bar more than 1500mpa for the tensile strength.
The feature of the present invention also resides in:
The ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock selecting in step 1, its standard is specific as follows:
The cross-sectional diameter of ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock be 45mm~55mm, surface be with
The casting skin of oxide layer or through stripping off the skin process, and horizontal organization and longitudinal tissue uniform.
In step 2, heating furnace uses resistance-type heating furnace.
In step 2, heating-up temperature is 780 DEG C~900 DEG C.
In step 2, temperature retention time is 1h~2h.
During the heating rolling of step 3: deflection total amount is 85.0%~98.0%, the pass system of open-train mill
For circle-flat-side, through 8 road~18 passes, every time deflection is 10%~30%.
The beneficial effects of the present invention is:
(1) milling method of a kind of 1500mpa of present invention level titanium alloy rod bar, can produce a kind of tensile strength and exceed
1500mpa, elongation percentage and the contraction percentage of area small dimension ti-6al-4mo-4zr-2sn-2cr- more than 10% and 30% respectively
1fe-1nb titanium alloy rod bar.
(2) milling method of a kind of 1500mpa of present invention level titanium alloy rod bar, solves current high-strength titanium alloy and does not possess
The problem of High-strength high-plasticity, has filled up the blank of the high-strength high-ductility titanium alloy in 1500mpa level for China's Service Environment.
Brief description
Fig. 1 is the ti-6al-4mo-4zr- of the milling method rolling using a kind of present invention 1500mpa level titanium alloy rod bar
The high power micro-organization chart of longitudinal tissue of the little bar of 2sn-2cr-1fe-1nb;
Fig. 2 is the ti-6al-4mo-4zr- of the milling method rolling using a kind of present invention 1500mpa level titanium alloy rod bar
The horizontal organization high power micro-organization chart of the little bar of 2sn-2cr-1fe-1nb;
Fig. 3 is the ti-6al-4mo-4zr- of the milling method rolling using a kind of present invention 1500mpa level titanium alloy rod bar
The mechanical property figure of the little bar of 2sn-2cr-1fe-1nb.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
A kind of milling method of present invention 1500mpa level titanium alloy rod bar, specifically implements according to following steps:
A kind of milling method of present invention 1500mpa level titanium alloy rod bar, specifically implements according to following steps:
Step 1, selection ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock, selection standard is specific as follows:
The cross-sectional diameter of ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock be 45mm~55mm, surface be with
The casting skin of oxide layer or through stripping off the skin process, and horizontal organization and longitudinal tissue uniform.
Step 2, under air atmosphere, using in heating furnace heating stepses 1 select ti-6al-4mo-4zr-2sn-2cr-
1fe-1nb bar stock, and isothermal holding is carried out to it;
Wherein, heating furnace uses resistance-type heating furnace, and in heating process, heating-up temperature is 780 DEG C~900 DEG C;Insulation
Time is 1h~2h.
Step 3, will process through step 2 after the bar stock that obtains be positioned on open-train mill, heated be rolling to finished product
Bar stock;
During heating rolling: deflection total amount is 85.0%~98.0%, the pass system of open-train mill be circle-
Flat-side, through 8 road~18 passes, every time deflection is 10%~30%.
Step 4, will roll through step 3 after finished product bar stock, successively through solid solution, Ageing Treatment, finally align grinding
To titanium alloy finished product bar, the titanium alloy finished product bar obtaining is nominal composition is ti-6al-4mo-4zr-2sn-2cr-1fe-
1nb, the small dimension titanium alloy rod bar more than 1500mpa for the tensile strength.
Obtained using a kind of milling method of present invention 1500mpa level titanium alloy rod bar is that a kind of tensile strength reaches
1610mpa, elongation percentage reaches 12%, and reduction of area is 40% small-sized bar.
Embodiment 1
Select ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock, selection standard is:
The cross-sectional diameter of ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock is 45mm, and surface is with oxide layer
Casting skin or through stripping off the skin process, and horizontal organization and longitudinal tissue uniform;
Under air atmosphere, the ti-6al-4mo-4zr-2sn-2cr-1fe-1nb that stove heat selects is heated using resistance-type
Bar stock, heating-up temperature is 780 DEG C, and carries out isothermal holding to it, and temperature retention time is 1h, obtains pieces of bar stock;
Pieces of bar stock is positioned on open-train mill heating rolling to finished product bar stock, during heating rolling: become
Shape amount total amount is 85.0%, and the pass system of open-train mill is circle-flat-side, and through 8 passes, every time deflection is
15%~30%;
By the finished product bar stock after rolling, successively through solid solution, Ageing Treatment, finally aligning grinding is to titanium alloy finished product rod
Material, the titanium alloy finished product bar obtaining is nominal composition is ti-6al-4mo-4zr-2sn-2cr-1fe-1nb, and tensile strength surpasses
Cross the small dimension titanium alloy rod bar of 1500mpa.
Embodiment 2
Select ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock, selection standard is:
The cross-sectional diameter of ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock is 50mm, and surface is with oxide layer
Casting skin or through stripping off the skin process, and horizontal organization and longitudinal tissue uniform;
Under air atmosphere, the ti-6al-4mo-4zr-2sn-2cr-1fe-1nb that stove heat selects is heated using resistance-type
Bar stock, heating-up temperature is 900 DEG C, and carries out isothermal holding to it, and temperature retention time is 1.5h, obtains pieces of bar stock;
Pieces of bar stock is positioned on open-train mill heating rolling to finished product bar stock, during heating rolling: become
Shape amount total amount is 95.0%, and the pass system of open-train mill is circle-flat-side, and through 14 passes, every time deflection is
10%~22%;
By the finished product bar stock after rolling, successively through solid solution, Ageing Treatment, finally aligning grinding is to titanium alloy finished product rod
Material, the titanium alloy finished product bar obtaining is nominal composition is ti-6al-4mo-4zr-2sn-2cr-1fe-1nb, and tensile strength surpasses
Cross the small dimension titanium alloy rod bar of 1500mpa.
Embodiment 3
Select ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock, selection standard is:
The cross-sectional diameter of ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock is 55mm, and surface is with oxide layer
Casting skin or through stripping off the skin process, and horizontal organization and longitudinal tissue uniform;
Under air atmosphere, the ti-6al-4mo-4zr-2sn-2cr-1fe-1nb that stove heat selects is heated using resistance-type
Bar stock, heating-up temperature is 780 DEG C, and carries out isothermal holding to it, and temperature retention time is 2.0h, obtains pieces of bar stock;
Pieces of bar stock is positioned on open-train mill heating rolling to finished product bar stock, during heating rolling: become
Shape amount total amount is 98.0%, and the pass system of open-train mill is circle-flat-side, and through 18 passes, every time deflection is
18%~30%;
By the finished product bar stock after rolling, successively through solid solution, Ageing Treatment, finally aligning grinding is to titanium alloy finished product rod
Material, the titanium alloy finished product bar obtaining is nominal composition is ti-6al-4mo-4zr-2sn-2cr-1fe-1nb, and tensile strength surpasses
Cross the small dimension titanium alloy rod bar of 1500mpa.
By Fig. 1 and Fig. 2 it can be seen that can be given birth to using a kind of milling method of present invention 1500mpa level titanium alloy rod bar
Output longitudinal tissue and the little bar of the uniform ti-6al-4mo-4zr-2sn-2cr-1fe-1nb of horizontal organization.
As shown in figure 3, being become using the titanium alloy that a kind of milling method of present invention 1500mpa level titanium alloy rod bar is produced
Product bar, its tensile strength has exceeded 1500mpa.
A kind of milling method of present invention 1500mpa level titanium alloy rod bar, solve current high-strength titanium alloy do not possess anti-
More than 1500mpa, elongation percentage and the contraction percentage of area do not reach 10% and 30% problem to tensile strength simultaneously.
Claims (6)
1. a kind of milling method of 1500mpa level titanium alloy rod bar is it is characterised in that specifically implement according to following steps:
Step 1, selection ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock;
Step 2, under air atmosphere, using in heating furnace heating stepses 1 select ti-6al-4mo-4zr-2sn-2cr-1fe-
1nb bar stock, and isothermal holding is carried out to it;
Step 3, will process through step 2 after the bar stock that obtains be positioned on open-train mill, heated be rolling to finished product bar stock;
Step 4, will roll through step 3 after finished product bar stock, successively through solid solution, Ageing Treatment, finally aligning grinding to titanium
Alloy finished product bar, the titanium alloy finished product bar obtaining is nominal composition is ti-6al-4mo-4zr-2sn-2cr-1fe-1nb,
The small dimension titanium alloy rod bar more than 1500mpa for the tensile strength.
2. a kind of milling method of 1500mpa level titanium alloy rod bar according to claim 1 is it is characterised in that described step
The ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock selecting in rapid 1, its standard is specific as follows:
The cross-sectional diameter of ti-6al-4mo-4zr-2sn-2cr-1fe-1nb bar stock is 45mm~55mm, and surface is with oxidation
The casting skin of layer or through stripping off the skin process, and horizontal organization and longitudinal tissue uniform.
3. a kind of milling method of 1500mpa level titanium alloy rod bar according to claim 1 is it is characterised in that described step
In rapid 2, heating furnace uses resistance-type heating furnace.
4. a kind of milling method of 1500mpa level titanium alloy rod bar according to claim 1 is it is characterised in that described step
In rapid 2, heating-up temperature is 780 DEG C~900 DEG C.
5. a kind of milling method of 1500mpa level titanium alloy rod bar according to claim 1 is it is characterised in that described step
In rapid 2, temperature retention time is 1h~2h.
6. a kind of milling method of 1500mpa level titanium alloy rod bar according to claim 1 is it is characterised in that described
During the heating rolling of step 3: deflection total amount is 85.0%~98.0%, the pass system of open-train mill be circle-flat-
Side, through 8 road~18 passes, every time deflection is 10%~30%.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610769497.2A CN106363021B (en) | 2016-08-30 | 2016-08-30 | A kind of milling method of 1500MPa grades of titanium alloy rod bar |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610769497.2A CN106363021B (en) | 2016-08-30 | 2016-08-30 | A kind of milling method of 1500MPa grades of titanium alloy rod bar |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106363021A true CN106363021A (en) | 2017-02-01 |
CN106363021B CN106363021B (en) | 2018-08-10 |
Family
ID=57900696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610769497.2A Active CN106363021B (en) | 2016-08-30 | 2016-08-30 | A kind of milling method of 1500MPa grades of titanium alloy rod bar |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106363021B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107214207A (en) * | 2017-05-22 | 2017-09-29 | 西部超导材料科技股份有限公司 | A kind of processing method of high uniform beta titanium alloy bar |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011236503A (en) * | 2010-05-12 | 2011-11-24 | Boehler Schmiedetechnik Gmbh & Co Kg | Method for producing member of titanium-aluminum base alloy, and member |
CN102712967A (en) * | 2010-01-22 | 2012-10-03 | Ati资产公司 | Production of high strength titanium alloy |
CN102978437A (en) * | 2012-11-23 | 2013-03-20 | 西部金属材料股份有限公司 | Alpha plus beta two-phase titanium alloy and method for processing same |
CN104532057A (en) * | 2014-12-11 | 2015-04-22 | 西部超导材料科技股份有限公司 | Ti6242 titanium alloy and preparation method of small-size bar thereof |
US20150184272A1 (en) * | 2012-09-14 | 2015-07-02 | Beijing University Of Technology | Low cost and high strength titanium alloy and heat treatment process |
CN105251804A (en) * | 2015-10-28 | 2016-01-20 | 西部超导材料科技股份有限公司 | Rolling method for TC6 titanium alloy hexagonal rod |
-
2016
- 2016-08-30 CN CN201610769497.2A patent/CN106363021B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102712967A (en) * | 2010-01-22 | 2012-10-03 | Ati资产公司 | Production of high strength titanium alloy |
JP2011236503A (en) * | 2010-05-12 | 2011-11-24 | Boehler Schmiedetechnik Gmbh & Co Kg | Method for producing member of titanium-aluminum base alloy, and member |
US20150184272A1 (en) * | 2012-09-14 | 2015-07-02 | Beijing University Of Technology | Low cost and high strength titanium alloy and heat treatment process |
CN102978437A (en) * | 2012-11-23 | 2013-03-20 | 西部金属材料股份有限公司 | Alpha plus beta two-phase titanium alloy and method for processing same |
CN104532057A (en) * | 2014-12-11 | 2015-04-22 | 西部超导材料科技股份有限公司 | Ti6242 titanium alloy and preparation method of small-size bar thereof |
CN105251804A (en) * | 2015-10-28 | 2016-01-20 | 西部超导材料科技股份有限公司 | Rolling method for TC6 titanium alloy hexagonal rod |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107214207A (en) * | 2017-05-22 | 2017-09-29 | 西部超导材料科技股份有限公司 | A kind of processing method of high uniform beta titanium alloy bar |
Also Published As
Publication number | Publication date |
---|---|
CN106363021B (en) | 2018-08-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109454188A (en) | Ti55531 titanium alloy large size bar free forging method | |
CN104498793B (en) | High-strength tenacity magnesium lithium alloy and plain carbon steel by accumulative roll-bonding prepare the method for high-strength tenacity magnesium lithium alloy | |
CN102641978B (en) | Method for processing TC18 titanium alloy large-sized section bar | |
CN105506525B (en) | Preparation method of Ti2AlNb-based alloy large-size uniform fine-grain bar | |
CN104775053B (en) | Preparation technology for manufacturing the medical Ti 6Al 7Nb B alloy wires of Kirschner wire | |
CN105603346B (en) | A kind of forging method of raising TC18 titanium alloy rod bar structural homogenities | |
CN103894792B (en) | Method for machining forge piece of large-scale single-flange anti-explosion motor main shaft of all-fiber texture | |
Fan et al. | Mechanical property of Ti-6Al-4V sheet in one-sided electric hot incremental forming | |
CN112676503B (en) | Forging processing method for TC32 titanium alloy large-size bar | |
CN1816641A (en) | Processing of titanium-aluminum-vanadium alloys and products made thereby | |
CN111069499B (en) | Forging process method for TC18 titanium alloy large-scale binding support forge piece | |
CN108000060A (en) | A kind of multiple dimensioned preparation method for separating out isomery rods and bars of aluminium alloy | |
AT508323B1 (en) | METHOD FOR PRODUCING A FORGING PIECE FROM A GAMMA TITANIUM ALUMINUM BASE ALLOY | |
CN104451490A (en) | Method for preparing ultrafine grain titanium alloy by using alpha'' orthorhombic martensite microstructure | |
Ruppert et al. | Mechanical properties of ultrafine-grained AlZnMg (Cu)-alloys AA7020 and AA7075 processed by accumulative roll bonding | |
CN105349829A (en) | Titanium alloy Ti80 seamless tube and preparation method thereof | |
CN107350406B (en) | The free forging method of TC19 titanium alloy large size bar | |
CN107779667A (en) | A kind of titanium alloy plate | |
CN113355613B (en) | Production process for improving comprehensive performance of aluminum alloy plate | |
CN103846377A (en) | Cogging forging method for close beta Ti alloy Ti-7333 | |
CN104046846A (en) | Multilevel high-strength high-plasticity titanium-zirconium-based alloy and preparation method thereof | |
CN108893691B (en) | Method for controlling uniformity of structural properties of high-strength high-plasticity TB6 titanium alloy wire | |
CN103572186A (en) | Method for preparing ultra-fine grain titanium-based composite material by adopting equant bending channel deformation | |
CN107552698A (en) | A kind of forging method of the resistant to hydrogen Steel Bars of HR 2 | |
CN105397000A (en) | Rolling method of titanium alloy plate-shaped forgings |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |